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<pre><span class="sourceLineNo">001</span><a id="line.1">/*</a>
<span class="sourceLineNo">002</span><a id="line.2"> * Licensed to the Apache Software Foundation (ASF) under one or more</a>
<span class="sourceLineNo">003</span><a id="line.3"> * contributor license agreements.  See the NOTICE file distributed with</a>
<span class="sourceLineNo">004</span><a id="line.4"> * this work for additional information regarding copyright ownership.</a>
<span class="sourceLineNo">005</span><a id="line.5"> * The ASF licenses this file to You under the Apache License, Version 2.0</a>
<span class="sourceLineNo">006</span><a id="line.6"> * (the "License"); you may not use this file except in compliance with</a>
<span class="sourceLineNo">007</span><a id="line.7"> * the License.  You may obtain a copy of the License at</a>
<span class="sourceLineNo">008</span><a id="line.8"> *</a>
<span class="sourceLineNo">009</span><a id="line.9"> *      http://www.apache.org/licenses/LICENSE-2.0</a>
<span class="sourceLineNo">010</span><a id="line.10"> *</a>
<span class="sourceLineNo">011</span><a id="line.11"> * Unless required by applicable law or agreed to in writing, software</a>
<span class="sourceLineNo">012</span><a id="line.12"> * distributed under the License is distributed on an "AS IS" BASIS,</a>
<span class="sourceLineNo">013</span><a id="line.13"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</a>
<span class="sourceLineNo">014</span><a id="line.14"> * See the License for the specific language governing permissions and</a>
<span class="sourceLineNo">015</span><a id="line.15"> * limitations under the License.</a>
<span class="sourceLineNo">016</span><a id="line.16"> */</a>
<span class="sourceLineNo">017</span><a id="line.17">package org.apache.commons.dbutils;</a>
<span class="sourceLineNo">018</span><a id="line.18"></a>
<span class="sourceLineNo">019</span><a id="line.19">/**</a>
<span class="sourceLineNo">020</span><a id="line.20"> * Interface to define how implementations can interact with property handling when constructing a bean from a</a>
<span class="sourceLineNo">021</span><a id="line.21"> * {@link java.sql.ResultSet}.  PropertyHandlers do the work of coercing a value into the target type required.</a>
<span class="sourceLineNo">022</span><a id="line.22"> */</a>
<span class="sourceLineNo">023</span><a id="line.23">public interface PropertyHandler {</a>
<span class="sourceLineNo">024</span><a id="line.24"></a>
<span class="sourceLineNo">025</span><a id="line.25">    /**</a>
<span class="sourceLineNo">026</span><a id="line.26">     * Test whether this {@code PropertyHandler} wants to handle setting {@code value} into something of type</a>
<span class="sourceLineNo">027</span><a id="line.27">     * {@code parameter}.</a>
<span class="sourceLineNo">028</span><a id="line.28">     *</a>
<span class="sourceLineNo">029</span><a id="line.29">     * @param parameter The type of the target parameter.</a>
<span class="sourceLineNo">030</span><a id="line.30">     * @param value The value to be set.</a>
<span class="sourceLineNo">031</span><a id="line.31">     * @return true is this property handler can/wants to handle this value; false otherwise.</a>
<span class="sourceLineNo">032</span><a id="line.32">     */</a>
<span class="sourceLineNo">033</span><a id="line.33">    boolean match(Class&lt;?&gt; parameter, Object value);</a>
<span class="sourceLineNo">034</span><a id="line.34"></a>
<span class="sourceLineNo">035</span><a id="line.35">    /**</a>
<span class="sourceLineNo">036</span><a id="line.36">     * Do the work required to store {@code value} into something of type {@code parameter}. This method is</a>
<span class="sourceLineNo">037</span><a id="line.37">     * called only if this handler responded {@code true} after a call to {@link #match(Class, Object)}.</a>
<span class="sourceLineNo">038</span><a id="line.38">     *</a>
<span class="sourceLineNo">039</span><a id="line.39">     * @param parameter The type of the target parameter.</a>
<span class="sourceLineNo">040</span><a id="line.40">     * @param value The value to be set.</a>
<span class="sourceLineNo">041</span><a id="line.41">     * @return The converted value or the original value if something doesn't work out.</a>
<span class="sourceLineNo">042</span><a id="line.42">     */</a>
<span class="sourceLineNo">043</span><a id="line.43">    Object apply(Class&lt;?&gt; parameter, Object value);</a>
<span class="sourceLineNo">044</span><a id="line.44">}</a>




























































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